DNA Marker Index information for Chromosome: Y Marker: FT307640.1Names and Aliases for this DNA Marker: FT307640.1, FT307640, Y177797.2.Chromosome Position in hg38 Human Genome assembly1: 7338051.Chromosome Position in hg19 assembly2: 7206092 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.